Add support for __hash__ to Version/Spec.

Signed-off-by: Raphaël Barrois <raphael.barrois@polytechnique.org>

1 files changed, 7 insertions, 0 deletions

diff --git a/src/semantic_version/base.py b/src/semantic_version/base.py
index 8638fa1..c927305 100644
--- a/src/semantic_version/base.py
+++ b/src/semantic_version/base.py
@@ -145,6 +145,9 @@ class Version(object):
             self.build,
         )
 
+    def __hash__(self):
+        return hash((self.major, self.minor, self.patch, self.prerelease, self.build))
+
     def _comparison_functions(self, partial=False):
         def prerelease_cmp(a, b):
             if a and b:
@@ -293,6 +296,10 @@ class Spec(object):
             return NotImplemented
         return self.kind == other.kind and self.spec == other.spec
 
+    def __hash__(self):
+        return hash((self.kind, self.spec))
+
+
 
 def compare(v1, v2):
     return cmp(Version(v1), Version(v2))